Mexico • NPA 456
☎️ Central Office Exchange (NXX)
+52 (456) 255 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +52 (456) 255. Central office block assigned to Valle de Santiago, GTO, Mexico.
Standard Subscriber Format
+52 (456) 255-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
456
Primary Location
Valle de Santiago, GTO
Service Type
Landline
📋 Central Office Exchange 255 Routing Details
The 255 exchange code (central office prefix) operates within the 456 Numbering Plan Area (NPA) servicing Valle de Santiago, GTO, Mexico. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +52 (456) 255 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
0456 255-1234or local national format. -
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International Calls: Dial
+52 456 255-1234from outside Mexico. -
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E.164 Standard:
+52456255XXXX
📞 Nearby Exchanges in Area Code 456
View All Area Code 456 Exchanges ›❓ Frequently Asked Questions
What area code is +52 (456) 255?
Phone numbers starting with +52 (456) 255 belong to the 456 area code in Valle de Santiago, GTO, Mexico, routed via exchange block 255.
How do I call a 255 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 456, and the subscriber number.
Which provider operates the 255 prefix in Valle de Santiago, GTO?
Telecom services for the 255 exchange block in Valle de Santiago, GTO are primarily assigned to Local Network Carrier for Landline connections.