Mexico • NPA 477
☎️ Central Office Exchange (NXX)
+52 (477) 742 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +52 (477) 742. Central office block assigned to Leon, GTO, Mexico.
Standard Subscriber Format
+52 (477) 742-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
477
Primary Location
Leon, GTO
Service Type
Landline
📋 Central Office Exchange 742 Routing Details
The 742 exchange code (central office prefix) operates within the 477 Numbering Plan Area (NPA) servicing Leon, GTO, Mexico. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +52 (477) 742 prefix range are primarily provisioned by Local Network Carrier, delivering local landline voice lines and network routing.
🌐 Dialing Instructions
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Domestic Calls: Dial
0477 742-1234or local national format. -
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International Calls: Dial
+52 477 742-1234from outside Mexico. -
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E.164 Standard:
+52477742XXXX
📞 Nearby Exchanges in Area Code 477
View All Area Code 477 Exchanges ›❓ Frequently Asked Questions
What area code is +52 (477) 742?
Phone numbers starting with +52 (477) 742 belong to the 477 area code in Leon, GTO, Mexico, routed via exchange block 742.
How do I call a 742 exchange number from abroad?
To call this prefix internationally, dial your local exit code (e.g., 011 in North America or + globally), followed by +52, then 477, and the subscriber number.
Which provider operates the 742 prefix in Leon, GTO?
Telecom services for the 742 exchange block in Leon, GTO are primarily assigned to Local Network Carrier for Landline connections.