US phone numbers for Guatemala's growing nearshore BPO industry. Get US DIDs and toll-free numbers with low-latency routing built for Guatemala-to-US voice traffic.
Everything your Guatemala-based call center needs to serve US customers with carrier-grade voice quality.
Local numbers in every US area code plus toll-free 800/888/877/866/855/844 numbers. Your Guatemala-based agents present a US presence to every caller.
G.711 is the recommended codec for Guatemala-US routes, providing 64 kbps uncompressed voice quality. Guatemala's nearshore location and excellent connectivity support high-quality audio without bandwidth constraints.
30-70ms typical round-trip latency on Guatemala-US routes. Guatemala's nearshore location in Central America provides exceptionally low latency compared to offshore destinations.
Connect via SIP registration (username/password) or IP authentication (static IP whitelist). Both methods supported simultaneously for flexible deployment.
All calls from your Guatemala call center are signed with STIR/SHAKEN attestation through our US network. This ensures your outbound calls to US customers are not flagged as spam.
Guatemala operates in UTC-6 (Central Time), perfectly aligned with US business hours. This nearshore advantage enables real-time customer service with no time zone challenges.
How Guatemalan nearshore call centers use IPComms SIP trunking to serve US customers.
US toll-free and local numbers forwarded to your Guatemala call center via SIP. Leverage Guatemala's bilingual Spanish/English workforce to serve US Hispanic and English-speaking customers.
Guatemala's growing BPO sector specializes in back-office operations, data entry, and technical support. Connect your Guatemala-based teams to US clients with reliable SIP trunking.
Outbound sales and technical support to US customers. Your agents call from US area-code numbers with STIR/SHAKEN signing, ensuring maximum answer rates and call deliverability.
Guatemala is emerging as a top nearshore BPO destination in Central America, offering competitive labor costs, bilingual talent, and proximity to US markets. IPComms provides the SIP trunking infrastructure connecting Guatemala's BPO workforce to US customers.
Primary BPO Hub
Second City (Xela)
Growing Call Center Hub
Guatemala-US SIP trunk configuration details for your technical team.
G.711 ulaw (Primary - Recommended)
64 kbps per call. Best audio quality. Guatemala's nearshore location and excellent connectivity make G.711 the ideal choice for maximum voice clarity.
G.729 (Secondary)
8 kbps per call. Available for high-volume operations requiring bandwidth optimization or backup connectivity scenarios.
Authentication Methods
SIP registration (username/password) or IP authentication (static IP whitelist). Both supported simultaneously.
Typical Latency
30-70ms round-trip from Guatemala to US. Exceptionally low latency due to nearshore location and direct connectivity to US networks.
Optimized Routing
Traffic routed through US PoPs with optimized paths to Central American network hubs for minimum latency and maximum reliability.
One of the longest-operating SIP trunk providers in the US
Uptime SLA with geo-redundant US infrastructure
Technical support from real SIP/VoIP engineers
Guatemala-based call centers connect to IPComms US SIP trunks by configuring their PBX (such as Asterisk, FreeSWITCH, or 3CX) with IPComms SIP credentials. You can authenticate via SIP registration (username/password) or IP authentication (static IP whitelist). Your agents in Guatemala City, Quetzaltenango, Mixco, or any Guatemalan city make and receive calls using US phone numbers delivered over the internet.
G.711 is the recommended primary codec for Guatemala-to-US SIP calls. Due to Guatemala's geographic proximity to the US and excellent submarine cable connectivity, bandwidth is typically sufficient for the higher-quality G.711 codec (64 kbps per call). G.729 (8 kbps per call) can be used as a secondary codec if bandwidth optimization is needed for high-volume operations.
Yes. Guatemala BPOs can obtain US toll-free numbers (800, 888, 877, 866, 855, 844) through IPComms. These numbers are delivered via SIP trunking, allowing your Guatemala-based agents to receive inbound calls from US customers on toll-free numbers. Business verification is required. You can also get US local DIDs from any area code for outbound local presence dialing.
Typical round-trip latency from Guatemala to the US is 30-70ms, significantly lower than offshore destinations due to Guatemala's nearshore location in Central America. Major BPO hubs like Guatemala City and Quetzaltenango generally see latency at the lower end of this range. IPComms optimizes routing through US PoPs to minimize latency. This exceptionally low latency allows for crystal-clear voice quality with G.711 codec.
Get US phone numbers and carrier-grade SIP trunking for your Guatemala-based nearshore BPO operations. No contracts, no minimums.