Twilio SIP Trunking Scale and Limits

Publisher

Twilio

URL

https://www.twilio.com/docs/sip-trunking/scale-and-limits

Published

2026-03-09

Updated

unknown

Accessed

2026-09-24

HTTP status

200

License

Twilio website terms; all rights reserved; no-redistribution; short excerpts and locators only

Source notes citing this source

• A Twilio account can have up to 100 unique SIP trunks. in context
• For an Asterisk PBX on Twilio Elastic SIP Trunking, the trunk-side constraint to plan around is outbound termination CPS and PBX host capacity, not a provider concurrent-call ceiling, except on new accounts without an approved Business Profile. inferred in context
• New Twilio accounts without an approved Business Profile have limited concurrent calls and cannot change CPS themselves in Console; the limit value is not stated. in context
• Twilio Elastic SIP Trunking allows unlimited origination (inbound from PSTN) calls per second. in context
• Twilio Elastic SIP Trunking accounts have unlimited concurrent calls by default, dependent on carrier support. in context
• Twilio Elastic SIP Trunking states unlimited concurrent calls, except that new accounts without an approved Business Profile have limited concurrent calls. in context
• Twilio's scale-and-limits page notes that termination CPS increases are dependent on carrier support. in context
• Twilio Elastic SIP Trunking states unlimited origination (inbound) calls per second. in context

Cite this source record

APA

WarmTransfer. (2026, March 9). Twilio SIP Trunking Scale and Limits. WarmTransfer. https://warmtransfer.net/knowledge/sources/twilio-docs-sip-trunking-scale-and-limits

BibTeX

@misc{warmtransfer-twilio-docs-sip-trunking-scale-and-limits,
  title  = {Twilio SIP Trunking Scale and Limits},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/sources/twilio-docs-sip-trunking-scale-and-limits},
  note   = {Twilio, accessed 2026-09-24}
}