libphonenumber/resources/metadata/49/altformats.csv

1	Format	Parent Format	Comment
2	XX XXX XXX*	fixed_2/3-13
3	XX XX XX XX XX	fixed_2/3-13
4	XX XXXX XXX*	fixed_2/3-13
5	XX XXX XX X*	fixed_2/3-13
6	XX XXX XXX XX*	fixed_2/3-13
7	XX XX XX X XX XX	fixed_2/3-13
8	XXX XXX XX**	fixed_3/3-12
9	XXX XXXX XXX*	fixed_3/3-12
10	XXX XX XX X*	fixed_3/3-12
11	XXX XX XX XX XX	fixed_3/3-12
12	XXX XXX XX XX	fixed_3/3-12
13	XXX XXX XX XX X	fixed_3/3-12
14	XXX XXX XXX XX*	fixed_3/3-12
15	XXXX XXX X***	fixed_4/2-11
16	XX XX XX XX	fixed_4/2-11	Sometimes four-digit area codes are split into two groups of two.
17	XX XX X XX XX	fixed_4/2-11	Sometimes four-digit area codes are split into two groups of two.
18	XX XX XX XX XX	fixed_4/2-11	Sometimes four-digit area codes are split into two groups of two.
19	XX XX X XX XX XX	fixed_4/2-11	Sometimes four-digit area codes are split into two groups of two.
20	XX XX XX XX XX XX	fixed_4/2-11	Sometimes four-digit area codes are split into two groups of two.
21	XXXX XXXX X***	fixed_4/2-11
22	XXXX XXX XXX XXX	fixed_4/2-11
23	XXXX XX XXX XX	fixed_4/2-11
24	XXXX XXX XX XX	fixed_4/2-11
25	XXXX XX XX XX*	fixed_4/2-11
26	XXXXX XXX XXX*	fixed_5/2-10
27	XXXXX XXXX XXX*	fixed_5/2-10
28	XXXXX XXX XXX XXX	fixed_5/2-10
29	XXXX XX XXX XX	mobile_4/7
30	XXXX XXX XXXX	mobile_4/7
31	XXXX XXXX XXX	mobile_4/7
32	XXX XXXXXXXX	mobile_4/7
33	XXX XXX XXX XX	mobile_4/7
34	XXX XXX XXX X	mobile_3/7-8
35	XXX XX* XXX XX	mobile_3/7-8
36	XXX XXX XXX X	mobile_3/7-8
37	XXX XX* XXX XX	tollfree_3/7-12
38	XXX XXX XXX X	tollfree_3/7-12
39	XXX XXXX XXX	tollfree_3/7-12
40	XXX XXX XX XX*	tollfree_3/7-12
41	XXX XXXXXX XX X***	tollfree_3/7-12
42	900 X XXX XXX*	varcost_3/1/4-10	Alternate format for premium rate numbers.
43	900 X XXXX XXX*	varcost_3/1/4-10	Alternate format for premium rate numbers.
44	180 X XXX XXX	varcost_3/1/4-10
45	180X XXXX**	varcost_3/1/4-10	Medium rate numbers often have the first group with four digits (180X)
46	180X XX XX XX	varcost_3/1/4-10
47	900X XXXX******	varcost_3/1/4-10	Alternate format for premium rate numbers.