How Do I Call an International Number from Guinea-Bissau?

• International Call Prefix to call from Guinea-Bissau: 00

To call an international phone number from Guinea-Bissau, simply:
• 1. Dial the international access code for Guinea-Bissau - 00
• 2. Dial country code of the person: Click here for international country codes
• 3. Dial the phone number in, excluding the 0 at the beginning

To make an international call to Landline Phone Number from Guinea-Bissau, the dialling format should be:
00 - Country Code - Area Code - Land Phone Number without the 0 at the front

To make a Call or Send Text Internationally from Guinea-Bissau, the dialling format should be:
00 - Country Code - Mobile Phone Number excluding the 0 at the beginning

How to call a number in Guinea-Bissau from Singapore?

To call a telephone number in Guinea-Bissau from Singapore, simply:
1. Dial International Access Code for Singapore: 65
2. Dial country code for Guinea-Bissau: 245
3. Dial the phone number in Guinea-Bissau, excluding the 0 at the beginning of the number

How to call a number in Guinea-Bissau from Sri Lanka?

To call a telephone number in Guinea-Bissau from Sri Lanka, simply:
1. Dial International Access Code for Sri Lanka: 94
2. Dial country code for Guinea-Bissau: 245
3. Dial the phone number in Guinea-Bissau, excluding the 0 at the beginning of the number