Mexico: SMS delivery facts
SMS to Mexico uses calling code +52. Alphanumeric sender IDs are allowed under a regime with no centralized government registry, per operator practice. Traffic follows the GSM-7 with extension caveats character set, so messages segment at 160 characters single and 153 concatenated.
| Country calling code | +52 (ITU-T E.164 assigned country codes, retrieved 2026-07-27) |
|---|---|
| E.164 format | +52 followed by the national subscriber number, no leading trunk zero, 15 digits maximum overall (ITU-T E.164) |
| Alphanumeric sender ID | allowed (per Mexican mobile operator practice, retrieved 2026-07-26) |
| Registration regime | no registration scheme |
| Dominant language(s) | Spanish |
| Native-text charset | GSM-7 (with caveats) — 160 characters per single SMS, 153 per concatenated segment (GSM 03.38 default alphabet vs script analysis, retrieved 2026-07-27) |
| Published smsroute rate | USD 0.015 per message, dated snapshot (source, retrieved 2026-07-27). Current rate and send path: rate card for Mexico |
Sender-ID rules
Alphanumeric sender IDs are commonly used without a centralized government sender-ID registry. (per Mexican mobile operator practice, verified 2026-07-26)
Alphanumeric sender IDs are commonly used without a centralized government sender-ID registry; there is no sender-ID registration scheme. The GSM-7 with extension caveats charset class aligns with GSM default alphabet handling, giving 160-character single-segment and 153-character concatenated limits rather than UCS-2 lengths.
Character set and message length
Native Spanish text is classed as GSM-7 (with caveats) here: 160 characters fit a single SMS and 153 per segment once a message is concatenated.
To count segments for a concrete message, use the UDH segment surgeon; to compare all 40 countries side by side, the country requirements explorer reads the same open dataset (CC-BY 4.0).
Frequently asked
- Are alphanumeric sender IDs allowed for SMS to Mexico?
- Yes. Alphanumeric sender IDs are allowed; the there is no registration scheme, and they are commonly used without a centralized government sender-ID registry per Mexican mobile operator practice.
- What character set and segment lengths apply to Mexico SMS?
- Mexico uses the GSM-7 with extension caveats charset class, so segments are 160 characters for a single message and 153 for concatenated messages.
- What is the calling code and published SMS rate for Mexico?
- The calling code is +52. The published rate is 0.015 USD (retrieved 2026-07-27).
Related
- Netherlands: SMS delivery facts
- New Zealand: SMS delivery facts
- Nigeria: SMS delivery facts
- Sender ID (glossary)
- GSM-7 (glossary) · UCS-2 (glossary)
- All 40 country fact sheets
Facts on this page are dated snapshots with named sources; rates change — the linked rate card is authoritative. Corrections: ops@smsroute.cc. Last verified 2026-07-27.