15 Best Wholesale DID Number Providers in 2025
In today’s fast-paced business world, reliable communication is crucial for growth. Whether you’re running a global contact center, a SaaS platform, a pay-per-call network, or a growing startup, you need phone numbers that can easily scale as your business expands. That’s where wholesale DID number providers come in. A Direct Inward Dialing (DID) number allows businesses to route incoming calls directly to specific extensions, departments, or teams—improving efficiency and customer experience. When sourced at a wholesale level, these numbers offer cost-effective, flexible, and high-volume communication solutions. As 2025 unfolds, businesses are increasingly looking for trusted wholesale DID number providers that offer: To help you make the right choice, we’ve compiled this list of the 15 best wholesale DID number providers in 2025. Whether you’re a small startup or a large enterprise, these providers deliver the flexibility, performance, and reliability needed to optimize your communication network. What Are Wholesale DID Numbers? A DID (Direct Inward Dialing) number is a virtual phone number that allows incoming calls to reach specific extensions, departments, or teams without using physical phone lines. Wholesale DID numbers are sold in bulk to businesses, enabling them to manage large call volumes efficiently and cost-effectively. These numbers can be local, toll-free, or mobile and are ideal for businesses that want to create a local presence in multiple countries or regions without setting up physical offices. Wholesale pricing makes it economical to acquire hundreds or thousands of numbers at once. Why Businesses Use Wholesale DID Numbers Businesses use wholesale DID numbers for several key reasons: How Wholesale DID Numbers Work Wholesale DID numbers operate using cloud-based VoIP (Voice over Internet Protocol) networks: Key Features of Wholesale DID Numbers Who Can Benefit from Wholesale DID Numbers How to Choose the Right Wholesale DID Number Solution When selecting a wholesale DID number solution, consider: Best Practices for Using Wholesale DID Numbers Quick Comparison: Top 15 Wholesale DID Number Providers Rank Provider Global Coverage API Access Call Routing SIP Trunking Best For 1 Atlas 100+ countries ✅ Advanced, multi-level routing ✅ Pay-per-call networks, agencies, global businesses 2 AVOXI 170+ countries ✅ Smart routing via cloud dashboard ✅ Global enterprises, call centers 3 DIDWW 80+ countries ✅ Standard & advanced routing ✅ Carriers, resellers, regulated markets 4 VoIP.ms 60+ countries ✅ IVR, failover routing ✅ SMBs, startups 5 Telnyx 60+ countries ✅ (developer-friendly) Custom routing via APIs ✅ Tech-driven enterprises, SaaS 6 Bandwidth Strong U.S. + global expansion ✅ Carrier-grade routing ✅ High-volume enterprises, SaaS platforms 7 Flowroute U.S. + global ✅ Failover & disaster-recovery routing ✅ Developers, VoIP resellers 8 Voxbone (part of Bandwidth) 65+ countries ✅ Reliable routing for global presence ✅ Large enterprises with global teams 9 ThinQ by Commio U.S. + select global ✅ Multi-carrier, cost-optimized routing ✅ Call-intensive businesses, resellers 10 CallHippo 50+ countries ✅ Easy forwarding & IVR ✅ Startups, SMBs 11 GlobalCallForwarding 150+ countries ✅ Advanced routing (time & geo-based) ✅ International businesses & contact centers 12 MessageBird 70+ countries ✅ Programmable routing with voice & SMS ✅ Omnichannel enterprises, tech startups 13 Sangoma Strong U.S. + global ✅ Reliable routing with PBX/UCaaS ✅ Enterprises using PBX & UC systems 14 Routee 60+ countries ✅ Cloud-based routing & forwarding ✅ SMBs & budget-focused businesses 15 Twilio 90+ countries ✅ (developer-friendly) Custom programmable workflows ✅ SaaS, developers, omnichannel enterprises Here is the detailed description about the 15 Best Wholesale DID Number Providers in 2025 1. Atlas – Best Wholesale DID Number Provider Atlas stands out as the top wholesale DID number provider for businesses in 2025. It offers a robust, API-driven platform ideal for advertising agencies, pay-per-call networks, VoIP resellers, and global businesses needing high-volume, scalable DID services. Key Features: Atlas is trusted by agencies and enterprises for its secure and compliant infrastructure, making it the go-to choice for both small and large-scale communication needs. 2. AVOXI AVOXI is a leading wholesale DID number provider known for its global reach and enterprise-grade VoIP services. It’s particularly popular with contact centers, SaaS platforms, and multinational businesses. Key Features: Businesses choose AVOXI for its global coverage and reliability, especially if they operate in diverse regions and need local presence numbers. 3. DIDWW DIDWW is a popular carrier-grade wholesale DID number provider with a strong reputation in the VoIP and telecom industry. Key Features: DIDWW is best for businesses seeking a carrier-grade, scalable, and compliant solution for global communications. 4. VoIP.ms VoIP.ms is an affordable and reliable wholesale DID provider for startups and small-to-medium businesses looking for budget-friendly solutions without compromising on quality. Key Features: VoIP.ms is ideal for cost-conscious businesses that still want robust VoIP features and reliable connectivity. 5. Telnyx Telnyx is a next-generation cloud communications provider with a strong focus on programmable voice and data services. It’s popular among developers and enterprises building custom communication workflows. Key Features: Telnyx is particularly appealing for tech-driven businesses that want flexible APIs and self-service tools to innovate and optimize their voice solutions. 6. Bandwidth Bandwidth is a well-established wholesale DID number provider that powers some of the biggest names in the communications industry. It’s known for its reliable network and developer-friendly tools. Key Features: Bandwidth is best suited for businesses and platforms needing a carrier-grade backbone with high call volumes and reliable quality. 7. Flowroute Flowroute is a top choice for developers and businesses that need cloud-based SIP trunking and wholesale DID numbers. Key Features: Flowroute is favored by VoIP resellers, developers, and enterprises for its balance of affordability and advanced routing options. 8. Voxbone (Now Part of Bandwidth) Voxbone (acquired by Bandwidth) has been a longstanding leader in global wholesale DID numbers and continues to operate as a strong international option under Bandwidth. Key Features: Voxbone remains the go-to provider for large enterprises needing global local presence numbers. 9. ThinQ by Commio ThinQ by Commio is a programmable communications platform with wholesale DID number provisioning and advanced routing options. Key Features: ThinQ is well-suited for VoIP providers and enterprises looking for flexible, affordable routing solutions. 10. CallHippo CallHippo is



