Codex Alexandrinus.

A or 02.

Date and location.
Century V; Alexandria to the British Museum, London, England.

Available scan(s).
Center for the Study of New Testament Manuscripts (index, British Museum facsimile edition):

Matthew (headings and 1.1-25.6a missing) 25.6b-35a; 25.35b-26.19a; 26.19b-46a; 26.46b-73a; 26.73b-27.28a; 27.28b-58a; 27.58b-28.19a; 28.19b-28.20.
Mark (headings) 1.1-30a; 1.30b-2.13; 2.14-3.8a; 3.8b-4.3a; 4.3b-32a; 4.32b-5.19; 5.20-6.3a; 6.3b-27a; 6.27b-54a; 6.54b-7.23; 7.24-8.14; 8.15-9.2a; 9.2b-29a; 9.29b-10.15a; 10.15b-32a; 10.32b-11.7a; 11.7b-33a; 11.33b-12.25a; 12.25b-13.5a; 13.5b-32a; 13.32b-14.23a; 14.23b-49; 14.50-15.5; 15.6-36; 15.37-16.16; 16.17-20.
Luke (headings and more headings) 1.1-27a; 1.27b-59a; 1.59b-2.11a; 2.11b-38a; 2.38b-3.11a; 3.11b-4.3a; 4.3b-29; 4.30-5.9a; 5.9b-32a; 5.32b-6.17a; 6.17b-42a; 6.42b-7.16a; 7.16b-39a; 7.39b-8.14a; 8.14b-35; 8.36-9.5; 9.6-27; 9.28-49a; 9.49b-10.13a; 10.13b-36a; 10.36b-11.18a; 11.18b-42a; 11.42b-12.10a; 12.10b-38a; 12.38b-13.4a; 13.4b-28a; 13.28b-14.17a; 14.17b-15.7a; 15.7b-16.1a; 16.1b-24a; 16.24b-17.16; 17.17-18.8; 18.9-36a; 18.36b-19.23a; 19.23b-20.6a; 20.6b-35a; 20.35b-21.21a; 21.21b-22.12a; 22.12b-42a; 22.42b-23.3a; 23.3b-33a; 23.33b-24.5a; 24.5b-32a; 24.32b-53.
John (headings) 1.1-18; 1.19-44; 1.45-2.18; 2.19-3.19; 3.20-4.13a; 4.13b-41; 4.42-5.14a; 5.14b-40a; 5.40b-6.22a; 6.22b-50a; 6.50b-8.52a missing; 8.52b-9.19a; 9.19b-10.7a; 10.7b-38a; 10.38b-11.30a; 11.30b-57a; 11.57b-12.27; 12.28-13.5a; 13.5b-36a; 13.36b-14.28a; 14.28b-15.26a; 15.26b-16.29a; 16.29b-17.24; 17.25-18.25a; 18.25b-19.10a; 19.10b-36a; 19.36b-20.20a; 20.20b-21.15a; 21.15b-21.25.
Acts 1.1-24a; 1.24b-2.23a; 2.23b-3.2; 3.3-4.3; 4.4-31a; 4.31b-5.21a; 5.21b-6.3a; 6.3b-7.14a; 7.14b-42a; 7.42b-8.10a; 8.10b-39a; 8.39b-9.27a; 9.27b-10.10; 10.11-36; 10.37-11.16a; 11.16b-12.10a; 12.10b-13.7a; 13.7b-32; 13.33-14.8a; 14.8b-15.4a; 15.4b-30a; 15.30b-16.15a; 16.15b-38; 16.39-17.20a; 17.20b-18.12a; 18.12b-19.10a; 19.10b-33a; 19.33b-20.16; 20.17-21.5a; 21.5b-27a; 21.27b-22.10a; 22.10b-23.6a; 23.6b-27; 23.28-24.21; 24.22-25.15; 25.16-26.11a; 26.11b-27.3a; 27.3b-28; 27.29-28.7; 28.8-30a; 28.30b-31.
James 1.1-15; 1.16-2.14; 2.15-3.16; 3.17-5.8a; 5.8b-20.
1 Peter 1.1-13a; 1.13b-2.16a; 2.16b-3.16a; 3.16b-5.1a; 5.1b-14.
2 Peter 1.1-14 1.15-2.16a; 2.16b-3.16a; 3.16b-18.
1 John 1.1-2.9a; 2.9b-3.5a; 3.5b-4.4a; 4.4b-5.9a; 5.9b-21.
2 John [1.]1-13.
3 John [1.]1-15.
Jude [1.]1-12a; [1.]12b-25.
Romans 1.1-27; 1.28-2.26a; 2.26b-3.31; 4.1-5.3a; 5.3b-6.9; 6.10-7.13a; 7.13b-8.20a; 8.20b-9.11; 9.12-10.10a; 10.10b-11.20a; 11.20b-12.14; 12.15-14.8a; 14.8b-15.11a; 15.11b-16.4a; 16.4b-27.
1 Corinthians 1.1-30; 1.31-3.13a; 3.13b-4.18a; 4.18b-6.18a; 6.18b-7.30a; 7.30b-9.6; 9.7-10.8a; 10.8b-11.6a; 11.6b-12.3a; 12.3b-13.3; 13.4-14.20; 14.21-15.12a; 15.12b-44a; 15.44b-16.15a; 16.15b-24.
2 Corinthians 1.1-16a; 1.16b-3.5a; 3.5b-4.13a; 4.13b-12.6 missing; 12.7-13.9a; 13.9b-13.
Galatians 1.1-14; 1.15-2.17a; 2.17b-3.24a; 3.24b-4.30a; 4.30b-6.7; 6.8-18.
Ephesians 1.1-14a; 1.14b-2.16a; 2.16b-4.4a; 4.4b-32; 5.1-33a; 5.33b-6.24.
Philippians 1.1-29a; 1.29b-2.30a; 2.30b-4.8a; 4.8b-23.
Colossians 1.1-13 1.14-2.8a; 2.8b-3.15a; 3.15b-4.18.
1 Thessalonians 1.1-2.13a; 2.13b-4.5a; 4.5b-5.15a; 5.15b-28.
2 Thessalonians 1.1-12a 1.12b-3.10; 3.11-18.
Hebrews 1.1-13a; 1.13b-3.6; 3.7-4.13; 4.14-6.10a; 6.10b-7.16a; 7.16b-8.12a; 8.12b-9.23; 9.24-10.23a; 10.23b-11.10a; 11.10b-11.35; 11.36-12.23a; 12.23b-13.21a; 13.21b-25.
1 Timothy 1.1-15a; 1.15b-3.13; 3.14-5.13a; 5.13b-6.14a; 6.14b-21.
2 Timothy 1.1-12a; 1.12b-2.22a; 2.22b-4.5; 4.6-22.
Titus 1.1-2.12; 2.13-3.15.
Philemon [1.]1-25.
Revelation (blank) 1.1-2.7; 2.8-3.5a; 3.5b-4.8a; 4.8b-6.7a; 6.7b-7.14a; 7.14b-9.6a; 9.6b-10.8a; 10.8b-11.19a; 11.19b-13.4a; 13.4b-14.7; 14.8-15.8a; 15.8b-17.3a; 17.3b-18.8; 18.9-19.7a; 19.7b-20.6; 20.7-21.14a; 21.14b-22.14a; 22.14b-21.
1 Clement 1.1-3.4a; 3.4b-7.2a; 7.2b-10.4a; 10.4b-13.2a; 13.2b-16.8a; 16.8b-18.11a; 18.11b-21.2a; 21.2b-24.3; 24.4-29.1a; 29.1b-33.3a; 33.3b-35.6a; 35.6b-38.2a; 38.2b-42.2a; 42.2b-45.1; 45.2a-48.1a; 48.1b-51.4a; 51.4b-55.6a; 55.6b-57.6; 57.7-63.4 missing; 64.1-65.2.
2 Clement 1.1-2.2; 2.3-6.1a; 6.1b-9.4a; 9.4b-12.5a; 12.5b-20.5 missing.

Many thanks to Edward Miller for notifying me that the links had changed. They have now been updated.

Useful links.
Codex Alexandrinus in the Catholic Encyclopedia.
Manuscript A in the Encyclopedia of NT Textual Criticism.
Codex Alexandrinus at Earlham.
Codex Alexandrinus at Bible Research.
Headings and titles in Alexandrinus.

Gospel manuscripts.

Codex Alexandrinus is so named because it came to Europe from Alexandria. Its text type is Alexandrian for most books, but Byzantine for the gospels.