Mexico • NPA 628
☎️ Central Office Exchange (NXX)
+52 (628) 703 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +52 (628) 703. Central office block assigned to Chihuahua, Mexico.
Standard Subscriber Format
+52 (628) 703-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
628
Primary Location
Chihuahua
Service Type
Landline
📋 Central Office Exchange 703 Routing Details
The 703 exchange code (central office prefix) operates within the 628 Numbering Plan Area (NPA) servicing Chihuahua, Mexico. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +52 (628) 703 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
0628 703-1234or local national format. -
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International Calls: Dial
+52 628 703-1234from outside Mexico. -
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E.164 Standard:
+52628703XXXX
📞 Nearby Exchanges in Area Code 628
View All Area Code 628 Exchanges ›❓ Frequently Asked Questions
What area code is +52 (628) 703?
Phone numbers starting with +52 (628) 703 belong to the 628 area code in Chihuahua, Mexico, routed via exchange block 703.
How do I call a 703 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 628, and the subscriber number.
Which provider operates the 703 prefix in Chihuahua?
Telecom services for the 703 exchange block in Chihuahua are primarily assigned to Local Network Carrier for Landline connections.