Mexico • NPA 428
☎️ Central Office Exchange (NXX)
+52 (428) 356 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +52 (428) 356. Central office block assigned to Ocampo/San Felipe, GTO, Mexico.
Standard Subscriber Format
+52 (428) 356-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
428
Primary Location
Ocampo/San Felipe, GTO
Service Type
Landline
📋 Central Office Exchange 356 Routing Details
The 356 exchange code (central office prefix) operates within the 428 Numbering Plan Area (NPA) servicing Ocampo/San Felipe, GTO, Mexico. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +52 (428) 356 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
0428 356-1234or local national format. -
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International Calls: Dial
+52 428 356-1234from outside Mexico. -
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E.164 Standard:
+52428356XXXX
📞 Nearby Exchanges in Area Code 428
View All Area Code 428 Exchanges ›❓ Frequently Asked Questions
What area code is +52 (428) 356?
Phone numbers starting with +52 (428) 356 belong to the 428 area code in Ocampo/San Felipe, GTO, Mexico, routed via exchange block 356.
How do I call a 356 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 428, and the subscriber number.
Which provider operates the 356 prefix in Ocampo/San Felipe, GTO?
Telecom services for the 356 exchange block in Ocampo/San Felipe, GTO are primarily assigned to Local Network Carrier for Landline connections.