| Registration / Serial: | N56SW |
| Aircraft Original Type: | Boeing 737 |
| Aircraft Generic Type: | Boeing 737-200 |
| Aircraft Version: | Boeing 737-2H4/Adv |
| C/n (msn): | 21721 / 553 |
| Operator Titles: | Southwest Airlines |
| City / Airport: | Phoenix - Sky Harbor International (KPHX / PHX)Map |
| Region / Country: | Arizona, United States |
| Photo Date: | July 1999 |
| Photo by: | Anton HommaContact |
| Photo ID: | 206929Submit Correction |
| View count: | 94 |
Delivered in 1979 and still flying twenty years later. Phased out a year later.
| Registration / Serial: | N56SW |
| Aircraft Version: | Boeing 737-2H4/Adv |
| C/n (msn): | 21721 / 553 |
| Operator Titles: | Southwest Airlines |
| City / Airport: | Phoenix - Sky Harbor International (KPHX / PHX)Map | Region / Country: | Arizona, United States |
| Photo Date: | July 1999 |
| Photo by: | Anton HommaContact |
| Registration / Serial: | N56SW |
| Aircraft Original Type: | Boeing 737 |
| Aircraft Generic Type: | Boeing 737-200 |
| Aircraft Version: | Boeing 737-2H4/Adv |
| C/n (msn): | 21721 / 553 |
| Operator Titles: | Southwest Airlines |
| City / Airport: | Phoenix - Sky Harbor International (KPHX / PHX)Map |
| Region / Country: | Arizona, United States |
| Photo Date: | July 1999 |
| Photo by: | Anton HommaContact |
| Photo ID: | 206929Submit Correction |
| View count: | 94 |
Delivered in 1979 and still flying twenty years later. Phased out a year later.
| Registration / Serial: | N56SW |
| Aircraft Version: | Boeing 737-2H4/Adv |
| C/n (msn): | 21721 / 553 |
| Operator Titles: | Southwest Airlines |
| City / Airport: | Phoenix - Sky Harbor International (KPHX / PHX)Map | Region / Country: | Arizona, United States |
| Photo Date: | July 1999 |
| Photo by: | Anton HommaContact |