Mexico • NPA 591
☎️ Central Office Exchange (NXX)
+52 (591) 240 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +52 (591) 240. Central office block assigned to Estado de Mexico, Mexico.
Standard Subscriber Format
+52 (591) 240-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
591
Primary Location
Estado de Mexico
Service Type
Landline
📋 Central Office Exchange 240 Routing Details
The 240 exchange code (central office prefix) operates within the 591 Numbering Plan Area (NPA) servicing Estado de Mexico, Mexico. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +52 (591) 240 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
0591 240-1234or local national format. -
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International Calls: Dial
+52 591 240-1234from outside Mexico. -
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E.164 Standard:
+52591240XXXX
📞 Nearby Exchanges in Area Code 591
View All Area Code 591 Exchanges ›❓ Frequently Asked Questions
What area code is +52 (591) 240?
Phone numbers starting with +52 (591) 240 belong to the 591 area code in Estado de Mexico, Mexico, routed via exchange block 240.
How do I call a 240 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 591, and the subscriber number.
Which provider operates the 240 prefix in Estado de Mexico?
Telecom services for the 240 exchange block in Estado de Mexico are primarily assigned to Local Network Carrier for Landline connections.