ILEC (incumbent local exchange carrier) An ILEC (incumbent local exchange carrier) is a telephone company in the U.S. that was providing local service when the Telecommunications Act of 1996 was enacted.
To call a US toll free number from Mexico, dial as follows: 800 numbers Dial 001-880-then the number 866 numbers Dial 001-883-then the number 877 numbers Dial 001-882-then the number 888 numbers Dial 001-881-then the number.o call a US toll free number from Mexico, dial as follows: 800 numbers Dial 001-880-then the number 866 numbers Dial 001-883-then the number 877 numbers Dial 001-882-then the number 888 numbers Dial 001-881-then the number.
If you are calling a cell phone in a Mexican area code different from your own, you need to include the prefix 045. e.g. For a call from Guadalajara to a Mexico City mobile phone, dial 045-55-xxxx-xxxx.International calls to Mexican cell phones are dialed like regular international calls. e.g. To call a Mexico City mobile phone from the U.S., dial 011 + 52 + 1 + area code + number.TEP 2: Dial 52, Mexico's country calling code. STEP 3: Dial the 2-3-digit area code for the city you wish to call. STEP 4: Dial the 7-8-digit local subscriber number you wish to call. If you are having a hard time connecting, dial 00 for an international operator.