Does a TMS Alone Make the Grade for Parcel Shipping?

Discover why freight-focused TMS platforms weren’t built for modern parcel shipping demands

Shipping has become more efficient over the years thanks to the evolution of transportation management systems (TMS). Originally built to manage freight rating, load planning, inbound shipments, and many other large-scale transportation functions, TMS platforms continue to serve as an important role in orchestrating broader supply chain operations. But as parcel volumes have grown exponentially, and customer expectations have narrowed, many companies are discovering that these systems don’t translate well to the demands of modern parcel shipping.

While TMS platforms offer a powerful solution for freight shipping, the capabilities are typically too broad to effectively support high-volume parcel operations. Today, varying carrier rules, increased surcharges, and expanding delivery options require a level of flexibility and precision that TMS systems fall short of more often than not. Parcel shippers relying on a TMS alone may find themselves facing significant pain points including higher costs, limited carrier options, and the inability to consistently meet customer delivery promises, creating a major competitive disadvantage.

Not only has parcel become a crucial part of both B2B and B2C fulfillment, but e-commerce orders in the U.S. alone spiked 147% year-over-year in 2025. This underscores the gap between what a TMS was designed to do and what modern parcel shippers actually need. That’s why many businesses are taking another look at their technology stack investments and considering whether a TMS-only approach can support scaling operations or if it’s time to strengthen their strategy with solutions purpose-built for parcel shipping.

Why Traditional TMS Platforms Still Fall Short for Parcel

Transportation management systems continue to excel in freight operations; however, their feature sets were never built with parcel as the primary use case. Because of this, most TMS providers lack the capabilities unique and necessary to parcel shipping, including:

• Limited parcel-specific carrier depth: Many TMS providers offer a small library of carriers and services to choose from and lack flexibility when it comes to adding new ones. This restricts shippers who need a broader range of options for reasons such as cost control, disruption mitigation, and delivery to specific areas.
• Insufficient support of parcel requirements: Each carrier has unique requirements when it comes to things like compliance, labeling, documentation, and routing. These rules can change often and quickly, and traditional TMS systems typically don’t carry the functionality to manage the complexity or frequency of these changes.
• Lack of complex parcel logic: High-volume parcel operations rely on real-time comparisons to make rate shopping decisions across multiple carriers, validate addresses, and ensure delivery promises are met. TMS platforms generally under perform on accuracy and efficiency for these parcel-specific needs.
• Performance issues in high-volume environments: Parcel shipping requires lightning-fast processing and scalability, especially during spikes in demand like holiday peak season. Traditional TMS platforms were built for planning, not to handle the high-level speed and throughput that modern parcel shipping demands.

Considering the key areas where TMS platforms fall short, parcel shippers will find more operational value in leveraging a purpose-built technology, like multi-carrier shipping software (MCSS), that’s designed to support parcel complexity, precision, and agility.

The Case for Multi-Carrier Shipping Software (MCSS)

As parcel shipping becomes more complex and increasingly central to fulfillment strategies, businesses across industries like retail, manufacturing, third-party logistics (3PLs), and healthcare need a solution designed specifically for parcel complexity. Multi-carrier shipping software platforms, built for high-volume parcel shipping, bridges this gap by supporting parcel-specific needs. This unique solution can function either independently or integrated with a TMS to create a well-rounded shipping strategy that can handle both freight and small parcel operations.

Key advantages of MCSS include:

• Access to a broader and more flexible carrier portfolio: MCSS vendors support a wide variety of carriers, ranging from national to regional and specialized carriers. This flexibility makes it easy for shippers to add new carriers, compare rates, select the best-fit carrier and service for each package, and ensure transportation costs are kept under control without dependency on a single provider.
• Precise, real-time service selection: Accounting for custom business rules, MCSS evaluates parcel details, service levels, and delivery commitments to identify the lowest-cost carrier option. This ensures customer expectations are met, enables consistent delivery outcomes, and greater reliability across fulfillment operations.
• Adherence to carrier compliance rules: Advanced MCSS solutions automatically generate carrier compliant labels, manifests, and other required documentation, helping shippers avoid additional fees, delays, and returned deliveries, regardless of where the parcel shipped from. Shippers can also better manage complex import tariffs, packaging specifications, customs rules and regulations for international markets.
• Parcel-specific automation that eliminates manual work: Top-tier MCSS platforms automate key workflows such as routing, tracking, and exception handling, eliminating the need to juggle manual tasks between disparate carrier systems. This automation improves accuracy while boosting overall productivity.
• Improved checkout and customer delivery experience: By offering more shipping methods at checkout, shippers can meet diverse customer expectations, whether that’s the most affordable or fastest delivery option. In fact, data shows that 80% of consumers prefer 2–3-day delivery options, while 48% of online shoppers will abandon carts if they don’t like the provided delivery options.
• Support for omnichannel distribution models: Modern parcel systems must operate across fulfillment centers, retail stores, e-commerce channels, and more. MCSS enables shipping from multiple channels and supports omnichannel processes such as ship-from-store, buy online, pick up in-store (BOPIS), and curbside pickup. This functionality is essential for rising parcel volumes and businesses that continue to expand their fulfillment options, increasing speed, reducing costs, and boosting flexibility.

TMS solutions alone cannot keep up with increased parcel volume and the need for specific features such as same-day delivery, especially with peak shipping season in the mix. By leveraging an advanced MCSS solution, parcel shippers can efficiently manage growing volumes, maintain delivery consistency, adapt quickly to market shifts, and stay competitive.

Delivering Better Parcel Outcomes with ProShip’s MCSS

Parcel shipping has evolved into one of the most complex and critical pieces of both B2B and B2C fulfillment. Its unique and intricate functionality requirements have proven that freight-focused systems alone cannot support the modern demands of parcel shipping.

From the beginning, ProShip was created to solve these challenges. Over two decades ago, two US Navy veterans set out to build a solution that would improve satisfaction for both the customer and the shipper, eliminating unnecessary complexity, spending, and frustration. This resulted in a best-in-class shipping platform trusted by some of the world’s most recognized brands.

Today, ProShip still stands as the leading global provider of automated multi-carrier shipping software for high-volume operations, proving the parcel-focused capabilities and robust architecture required to thrive in an evolving logistics landscape. With nearly thirty years of enterprise-level experience, ProShip’s time-tested performance continues to set it apart as the leader in speed, reliability, compliance, and scalability, equipping shippers with the tools to optimize costs, meet delivery promises, and confidently support complex parcel demands.

If you’re a shipper focused on parcel, investing in the right technology is no longer optional. ProShip delivers the parcel expertise, control, and performance needed to execute exceptional results today and in the future. Ready to advance your parcel strategy? Talk with our team of Parcel Shipping Experts or schedule a pressure-free discovery call to explore how our MCSS can transform your operations with technology tailored to your needs.