773 Area Code belongs to the Illinois (IL) State.

Other cities in the 773 Area Code.

Chicago, Harwood Heights, Lincolnwood (Except Downtown Chicago)

Illinois (IL) also shares with these area codes:

| 217

| 224

| 309

| 312

| 331

| 618

| 630

| 708

| 773

| 779

| 815

| 847

| 872